1pcs 4 Pin Molex to 3 Pin fan Power Cable Adapter Connector 12V Computer Cooling Fan Cables for CPU PC Case Fan|4-pin molex|fan powermolex to - AliExpress
MOLEX 22057035: Molex pin header, 90° — SPOX — 1x 3-pin — connector at reichelt elektronik
Shakmods Molex to 3 x 3 pin Fan 20cm Y Splitter Power Cable 7v Black Sleeved | eBay